Luminaire



FIG. 1 is a top, front, right hand side perspective view of a luminaire showing our new design;

FIG. 2 is a bottom, front, left hand side perspective view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof enlarged;

FIG. 5 is a rear elevational view thereof enlarged;

FIG. 6 is a side elevational view thereof enlarged. 

The ornamental design for a luminaire, as shown and described. 